CA2652613A1 - A process for the production of polyethylene and ethylene copolymers - Google Patents
A process for the production of polyethylene and ethylene copolymers Download PDFInfo
- Publication number
- CA2652613A1 CA2652613A1 CA002652613A CA2652613A CA2652613A1 CA 2652613 A1 CA2652613 A1 CA 2652613A1 CA 002652613 A CA002652613 A CA 002652613A CA 2652613 A CA2652613 A CA 2652613A CA 2652613 A1 CA2652613 A1 CA 2652613A1
- Authority
- CA
- Canada
- Prior art keywords
- product mixture
- high pressure
- jet pump
- monomer
- reactor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Abandoned
Links
- 238000000034 method Methods 0.000 title claims abstract description 18
- 230000008569 process Effects 0.000 title claims abstract description 18
- 239000004698 Polyethylene Substances 0.000 title claims description 5
- -1 polyethylene Polymers 0.000 title claims description 5
- 229920000573 polyethylene Polymers 0.000 title claims description 5
- 229920001038 ethylene copolymer Polymers 0.000 title claims description 4
- 238000004519 manufacturing process Methods 0.000 title description 4
- 239000000203 mixture Substances 0.000 claims abstract description 56
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims abstract description 44
- 239000005977 Ethylene Substances 0.000 claims abstract description 44
- 239000000178 monomer Substances 0.000 claims abstract description 44
- 229920000642 polymer Polymers 0.000 claims abstract description 31
- 239000012530 fluid Substances 0.000 claims abstract description 26
- 238000006116 polymerization reaction Methods 0.000 claims abstract description 17
- 238000000926 separation method Methods 0.000 claims description 51
- 238000011144 upstream manufacturing Methods 0.000 claims description 10
- 230000007423 decrease Effects 0.000 claims description 9
- 238000005086 pumping Methods 0.000 claims description 6
- 230000000379 polymerizing effect Effects 0.000 claims description 3
- 239000003607 modifier Substances 0.000 abstract description 3
- 239000000047 product Substances 0.000 description 51
- 239000007789 gas Substances 0.000 description 46
- 239000003999 initiator Substances 0.000 description 17
- 238000001816 cooling Methods 0.000 description 13
- 238000002347 injection Methods 0.000 description 9
- 239000007924 injection Substances 0.000 description 9
- 238000012546 transfer Methods 0.000 description 7
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 6
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 6
- 238000010791 quenching Methods 0.000 description 5
- 239000002918 waste heat Substances 0.000 description 5
- KWKAKUADMBZCLK-UHFFFAOYSA-N 1-octene Chemical compound CCCCCCC=C KWKAKUADMBZCLK-UHFFFAOYSA-N 0.000 description 4
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 4
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 4
- XXROGKLTLUQVRX-UHFFFAOYSA-N allyl alcohol Chemical compound OCC=C XXROGKLTLUQVRX-UHFFFAOYSA-N 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 238000003860 storage Methods 0.000 description 4
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 239000008188 pellet Substances 0.000 description 3
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 3
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 3
- 238000010926 purge Methods 0.000 description 3
- 238000005057 refrigeration Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- BQCIDUSAKPWEOX-UHFFFAOYSA-N 1,1-Difluoroethene Chemical compound FC(F)=C BQCIDUSAKPWEOX-UHFFFAOYSA-N 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 2
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 2
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 2
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 2
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 2
- NBBJYMSMWIIQGU-UHFFFAOYSA-N Propionic aldehyde Chemical compound CCC=O NBBJYMSMWIIQGU-UHFFFAOYSA-N 0.000 description 2
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 2
- QYKIQEUNHZKYBP-UHFFFAOYSA-N Vinyl ether Chemical class C=COC=C QYKIQEUNHZKYBP-UHFFFAOYSA-N 0.000 description 2
- 150000003926 acrylamides Chemical class 0.000 description 2
- 150000001336 alkenes Chemical class 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 238000007334 copolymerization reaction Methods 0.000 description 2
- NHOGGUYTANYCGQ-UHFFFAOYSA-N ethenoxybenzene Chemical compound C=COC1=CC=CC=C1 NHOGGUYTANYCGQ-UHFFFAOYSA-N 0.000 description 2
- YCUBDDIKWLELPD-UHFFFAOYSA-N ethenyl 2,2-dimethylpropanoate Chemical compound CC(C)(C)C(=O)OC=C YCUBDDIKWLELPD-UHFFFAOYSA-N 0.000 description 2
- MEGHWIAOTJPCHQ-UHFFFAOYSA-N ethenyl butanoate Chemical compound CCCC(=O)OC=C MEGHWIAOTJPCHQ-UHFFFAOYSA-N 0.000 description 2
- XUCNUKMRBVNAPB-UHFFFAOYSA-N fluoroethene Chemical compound FC=C XUCNUKMRBVNAPB-UHFFFAOYSA-N 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 229920000092 linear low density polyethylene Polymers 0.000 description 2
- 239000004707 linear low-density polyethylene Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 2
- 239000011976 maleic acid Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 150000002734 metacrylic acid derivatives Chemical class 0.000 description 2
- 125000005395 methacrylic acid group Chemical group 0.000 description 2
- XJRBAMWJDBPFIM-UHFFFAOYSA-N methyl vinyl ether Chemical compound COC=C XJRBAMWJDBPFIM-UHFFFAOYSA-N 0.000 description 2
- TVMXDCGIABBOFY-UHFFFAOYSA-N n-Octanol Natural products CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 2
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 229920002959 polymer blend Polymers 0.000 description 2
- 238000010526 radical polymerization reaction Methods 0.000 description 2
- 150000003254 radicals Chemical class 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 2
- 229920001567 vinyl ester resin Polymers 0.000 description 2
- UKRDPEFKFJNXQM-UHFFFAOYSA-N vinylsilane Chemical class [SiH3]C=C UKRDPEFKFJNXQM-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000002518 antifoaming agent Substances 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- ZTQSAGDEMFDKMZ-UHFFFAOYSA-N butyric aldehyde Natural products CCCC=O ZTQSAGDEMFDKMZ-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000012809 cooling fluid Substances 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000001451 organic peroxides Chemical class 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 150000002978 peroxides Chemical class 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F2/00—Processes of polymerisation
- C08F2/01—Processes of polymerisation characterised by special features of the polymerisation apparatus used
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F10/02—Ethene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J19/24—Stationary reactors without moving elements inside
- B01J19/2415—Tubular reactors
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F210/02—Ethene
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00002—Chemical plants
- B01J2219/00004—Scale aspects
- B01J2219/00006—Large-scale industrial plants
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00051—Controlling the temperature
- B01J2219/00074—Controlling the temperature by indirect heating or cooling employing heat exchange fluids
- B01J2219/00105—Controlling the temperature by indirect heating or cooling employing heat exchange fluids part or all of the reactants being heated or cooled outside the reactor while recycling
- B01J2219/00108—Controlling the temperature by indirect heating or cooling employing heat exchange fluids part or all of the reactants being heated or cooled outside the reactor while recycling involving reactant vapours
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
- B01J2219/00049—Controlling or regulating processes
- B01J2219/00162—Controlling or regulating processes controlling the pressure
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Polymerisation Methods In General (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB0609974.1 | 2006-05-19 | ||
| GBGB0609974.1A GB0609974D0 (en) | 2006-05-19 | 2006-05-19 | A process for the production of polyethylene and ethylene copolymers |
| PCT/EP2007/003041 WO2007134671A1 (en) | 2006-05-19 | 2007-04-04 | A process for the production of polyethylene copolymers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA2652613A1 true CA2652613A1 (en) | 2007-11-29 |
Family
ID=36660480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002652613A Abandoned CA2652613A1 (en) | 2006-05-19 | 2007-04-04 | A process for the production of polyethylene and ethylene copolymers |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US8048971B2 (de) |
| EP (1) | EP2021377B1 (de) |
| KR (1) | KR101503934B1 (de) |
| CN (1) | CN101472950B (de) |
| AT (1) | ATE555847T1 (de) |
| BR (1) | BRPI0712710B1 (de) |
| CA (1) | CA2652613A1 (de) |
| EA (1) | EA200802331A1 (de) |
| GB (1) | GB0609974D0 (de) |
| MY (1) | MY147870A (de) |
| TW (1) | TW200811199A (de) |
| WO (1) | WO2007134671A1 (de) |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8445606B2 (en) | 2008-12-18 | 2013-05-21 | Exxonmobil Chemical Patents Inc. | High pressure polymerization process |
| US20120240960A1 (en) | 2009-12-22 | 2012-09-27 | Philip Henri Cornelissen | Separation Vessels For Use In Polymerization Processes And Methods For Cleaning Same |
| US8906312B2 (en) | 2010-03-12 | 2014-12-09 | Exxonmobil Chemical Patents Inc. | Polyethylene manufacturing system and method |
| EP2631268A1 (de) | 2012-02-22 | 2013-08-28 | Borealis AG | Extrusionsbeschichtungspolyethylen mit verbesserter Absenkung |
| CN104204115B (zh) | 2012-03-28 | 2016-11-23 | 北欧化工公司 | 摩擦系数减小的挤出涂布聚合物层 |
| WO2013154690A1 (en) * | 2012-04-13 | 2013-10-17 | Exxonmobil Chemical Patents Inc. | Methods of making polyethylene polymer comprising polar comonomer and polymer compositions |
| KR20140065263A (ko) | 2012-11-21 | 2014-05-29 | 엘지전자 주식회사 | 열풍공급장치를 갖는 의류처리기 및 그의 운전방법 |
| US9771445B2 (en) | 2014-03-31 | 2017-09-26 | Sabic Global Technologies B.V. | Process for the preparation of an ethylene copolymer in a tubular reactor |
| CA2854847C (en) * | 2014-06-19 | 2021-02-09 | Nova Chemicals Corporation | Mitigation of wax levels in the high pressure low density polyethylene process |
| KR101692123B1 (ko) * | 2014-12-24 | 2017-01-02 | 한화토탈 주식회사 | 보호필름용 폴리에틸렌 수지의 제조방법 |
| ES2677235T3 (es) | 2015-02-23 | 2018-07-31 | Basell Polyolefine Gmbh | Proceso de polimerización a alta presión de monómeros etilénicamente insaturados |
| US10308729B2 (en) | 2015-05-08 | 2019-06-04 | Exxonmobil Chemical Patents Inc. | Reactor systems and processes related thereto |
| KR102137105B1 (ko) * | 2016-02-26 | 2020-07-24 | 엑손모빌 케미칼 패턴츠 인코포레이티드 | 에틸렌의 고압 중합을 위한 장치 및 방법 |
| CN105912272B (zh) | 2016-04-14 | 2019-03-01 | 华为技术有限公司 | 一种控制多个安全应用软件的运行的装置和方法 |
| MY193476A (en) * | 2016-06-30 | 2022-10-15 | Exxonmobil Chemical Patents Inc | Methods and systems for operating a high pressure ethylene polymerization unit |
| KR101969581B1 (ko) * | 2016-11-17 | 2019-08-13 | 주식회사 엘지화학 | 올레핀계 단량체의 회수 장치 |
| EP3880351B1 (de) | 2018-11-13 | 2023-03-01 | ExxonMobil Chemical Patents Inc. | Verfahren zur steuerung der abschaltung von reaktorsystemen |
| US10781273B2 (en) * | 2018-12-27 | 2020-09-22 | Chevron Phillips Chemical Company Lp | Multiple reactor and multiple zone polyolefin polymerization |
| US11820841B2 (en) | 2020-01-28 | 2023-11-21 | Exxonmobil Chemical Patents Inc. | Reducing accumulation of C6+ hydrocarbon components in polyolefin gas-phase reactors |
| WO2021173326A1 (en) | 2020-02-26 | 2021-09-02 | Exxonmobil Chemical Patents Inc. | Highly efficient c6 inert vent for gas phase polyethylene production |
| JP2022086275A (ja) * | 2020-11-30 | 2022-06-09 | 住友化学株式会社 | 高圧法低密度ポリエチレン製造装置及び製造方法 |
| CN115197348B (zh) * | 2021-04-14 | 2024-06-14 | 浙江大学 | 乙烯聚合物以及用于制备乙烯聚合物的高压自由基聚合方法与装置 |
| DE102022118981A1 (de) | 2022-07-28 | 2024-02-08 | Rheinisch-Westfälische Technische Hochschule (RWTH) Aachen,Körperschaft des öffentlichen Rechts | Verfahren zum Herstellen von Polyvinylidenfluorid |
| CN115337893B (zh) * | 2022-08-17 | 2024-06-04 | 沈阳工业大学 | 高速喷流撞击管式反应器制备碳酸乙烯酯的装置及方法 |
| WO2024068577A1 (en) | 2022-09-28 | 2024-04-04 | Borealis Ag | Polypropylene composition for cable insulation |
| WO2024118581A1 (en) * | 2022-11-30 | 2024-06-06 | Dow Global Technologies Llc | Process for producing polyethylene with high pressure centrifugal separation |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3306889A (en) * | 1963-05-15 | 1967-02-28 | Koppers Co Inc | Ethylene polymerization |
| CH529797A (it) * | 1969-12-23 | 1972-10-31 | Sir Soc Italiana Resine Spa | Procedimento per la preparazione dei polimeri dell'etilene |
| US3627746A (en) * | 1970-05-25 | 1971-12-14 | Exxon Research Engineering Co | Ldpe recycle system defouling method |
| US4027085A (en) * | 1972-10-20 | 1977-05-31 | Dart Industries Inc. | Apparatus for controlling operational parameters in polymerization equipment and related method |
| FR2313399A1 (fr) * | 1975-06-03 | 1976-12-31 | Charbonnages Ste Chimique | Procede de polymerisation et de copolymerisation de l'ethylene utilisant un dispositif d'injection de gaz |
| US4255387A (en) * | 1978-12-29 | 1981-03-10 | El Paso Polyolefins Company | High pressure tubular reactor apparatus |
| FR2460306A1 (fr) | 1979-07-05 | 1981-01-23 | Charbonnages Ste Chimique | Procede de production de polymeres de l'ethylene et appareil pour sa mise en oeuvre |
| JPS58132009A (ja) * | 1982-02-01 | 1983-08-06 | Chisso Corp | ポリエチレンの製造方法 |
| CA1221197A (en) * | 1983-02-04 | 1987-04-28 | Charles A. Trischman | Linear low density polyethylene process |
| DE19926223A1 (de) * | 1999-06-10 | 2000-12-14 | Elenac Gmbh | Verfahren zur Herstellung von Ethylenhomo- und -copolymeren durch intensives Vermischen einer reaktiven Reaktionskomponente mit einem strömenden Fließmedium |
| ATE271075T1 (de) * | 2000-03-16 | 2004-07-15 | Basell Polyolefine Gmbh | Verfahren zur herstellung von polyethylen |
| WO2004027264A2 (en) | 2002-09-17 | 2004-04-01 | Chevron Phillips Chemical Company Lp | Improved pumping apparatus and process for slurry polymerization in loop reactors |
| US6989344B2 (en) * | 2002-12-27 | 2006-01-24 | Univation Technologies, Llc | Supported chromium oxide catalyst for the production of broad molecular weight polyethylene |
-
2006
- 2006-05-19 GB GBGB0609974.1A patent/GB0609974D0/en not_active Ceased
-
2007
- 2007-04-04 EA EA200802331A patent/EA200802331A1/ru unknown
- 2007-04-04 MY MYPI20084633A patent/MY147870A/en unknown
- 2007-04-04 CN CN2007800225893A patent/CN101472950B/zh active Active
- 2007-04-04 CA CA002652613A patent/CA2652613A1/en not_active Abandoned
- 2007-04-04 US US12/299,742 patent/US8048971B2/en active Active
- 2007-04-04 WO PCT/EP2007/003041 patent/WO2007134671A1/en active Application Filing
- 2007-04-04 AT AT07723982T patent/ATE555847T1/de active
- 2007-04-04 EP EP07723982A patent/EP2021377B1/de active Active
- 2007-04-04 BR BRPI0712710-3A patent/BRPI0712710B1/pt active IP Right Grant
- 2007-04-04 KR KR1020087030798A patent/KR101503934B1/ko active IP Right Grant
- 2007-04-20 TW TW096114062A patent/TW200811199A/zh unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB0609974D0 (en) | 2006-06-28 |
| KR101503934B1 (ko) | 2015-03-18 |
| US20100004407A1 (en) | 2010-01-07 |
| CN101472950A (zh) | 2009-07-01 |
| US8048971B2 (en) | 2011-11-01 |
| EP2021377A1 (de) | 2009-02-11 |
| CN101472950B (zh) | 2013-06-05 |
| MY147870A (en) | 2013-01-31 |
| BRPI0712710A2 (pt) | 2012-05-22 |
| BRPI0712710B1 (pt) | 2017-12-12 |
| KR20090024163A (ko) | 2009-03-06 |
| TW200811199A (en) | 2008-03-01 |
| EA200802331A1 (ru) | 2009-06-30 |
| ATE555847T1 (de) | 2012-05-15 |
| WO2007134671A1 (en) | 2007-11-29 |
| EP2021377B1 (de) | 2012-05-02 |
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